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update psub to use argparse

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This commit is contained in:
Kurtis Rader 2017-07-13 14:12:20 -07:00
parent 30940916bd
commit 3e6c57d5d3
1 changed files with 13 additions and 49 deletions
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62
share/functions/psub.fish
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@ -1,53 +1,19 @@
function psub --description "Read from stdin into a file and output the filename. Remove the file when the command that called psub exits."
set -l options 'h/help' 'f/file' 's/suffix='
argparse -n psub --max-args=0 $options -- $argv
or return
if set -q _flag_help
__fish_print_help psub
return 0
end
set -l dirname
set -l filename
set -l funcname
set -l suffix
set -l use_fifo 1
while count $argv >/dev/null
switch $argv[1]
case -h --help
__fish_print_help psub
return 0
case -f --file
set use_fifo 0
set -e argv[1]
case -s --suffix
if not set -q argv[2]
printf "psub: missing operand\n"
return 1
end
set suffix $argv[2]
set -e argv[1..2]
case --
set -e argv[1]
break
case "-?" "--*"
printf "psub: invalid option: '%s'\n" $argv[1]
return 1
case "-*"
# Ungroup short options: -hfs => -h -f -s
set opts "-"(string sub -s 2 -- $argv[1] | string split "")
set -e argv[1]
set argv $opts $argv
case "*"
printf "psub: extra operand: '%s'\n" $argv[1]
return 1
end
end
if not status --is-command-substitution
echo psub: Not inside of command substitution >&2
printf (_ "%s: Not inside of command substitution") psub >&2
return 1
end
@ -55,21 +21,21 @@ function psub --description "Read from stdin into a file and output the filename
set -q TMPDIR
and set tmpdir $TMPDIR
if test use_fifo = 1
if not set -q _flag_file
# Write output to pipe. This needs to be done in the background so
# that the command substitution exits without needing to wait for
# all the commands to exit
set dirname (mktemp -d $tmpdir/.psub.XXXXXXXXXX)
or return
set filename $dirname/psub.fifo"$suffix"
set filename $dirname/psub.fifo"$_flag_suffix"
mkfifo $filename
cat >$filename &
else if test -z $suffix
else if test -z "$_flag_suffix"
set filename (mktemp $tmpdir/.psub.XXXXXXXXXX)
cat >$filename
else
set dirname (mktemp -d $tmpdir/.psub.XXXXXXXXXX)
set filename $dirname/psub"$suffix"
set filename $dirname/psub"$_flag_suffix"
cat >$filename
end
@ -79,10 +45,8 @@ function psub --description "Read from stdin into a file and output the filename
# Find unique function name
while true
set funcname __fish_psub_(random)
if not functions $funcname >/dev/null ^/dev/null
break
end
end